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CVE-2014-1858

17
FAUCET Score

CVE-2014-1858 describes a local file write vulnerability in the f2py component of NumPy versions prior to 1.8.1. An attacker can exploit this flaw via a symlink attack on a temporary file, potentially allowing arbitrary file creation or modification. With a CVSS score of 5.5 (Medium), this vulnerability requires local access and low attack complexity to achieve high integrity impact, though it has no confidentiality or availability impact. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
< 1.8.1CPE matchmatch criteria
cpe:2.3:a:numpy:numpy:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

5.5MEDIUM

CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N

Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
HIGH
Availability Impact
NONE
Exploitability Score
1.8
Impact Score
3.6
CvssVersion
3.0

Exploit Intelligence

EPSS Score
0.45%
Probability of exploitation in next 30 days
EPSS Percentile
36.5%
Percentile rank of EPSS score among Peer Group
As of 2026-07-25
Model: v2026.06.15
This CVE's current EPSS score of 0.0045 is in the 91st percentile among its peer group of 15,937 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (8)

pippatch availablevia ghsa
Product: numpyFixed in: 1.8.1
redhatend of lifevia redhat_api
Product: OpenShift Enterprise 1Fixed in: numpy
redhatend of lifevia redhat_api
Product: Red Hat Enterprise Linux 6Fixed in: numpy
redhatend of lifevia redhat_api
Product: Red Hat Enterprise Linux 7Fixed in: numpy
redhatend of lifevia redhat_api
Product: Red Hat Enterprise MRG 1Fixed in: numpy
redhatend of lifevia redhat_api
Product: Red Hat OpenShift Enterprise 2Fixed in: python27-numpy
redhatend of lifevia redhat_api
Product: Red Hat Software CollectionsFixed in: python27-numpy
redhatend of lifevia redhat_api
Product: Red Hat Software CollectionsFixed in: python33-numpy

Vendor Advisories (2)

pipGHSA-cw6w-4rcx-xphchigh

Arbitrary file write in NumPy

May 14, 2022
redhatCVE-2014-1858Low

numpy: f2py insecure temporary file use

Feb 5, 2014

References

lists.fedoraproject.org / pipermail/package-announce/2014-February/128358.html
Third Party Advisory
lists.fedoraproject.org / pipermail/package-announce/2014-February/128781.html
Third Party Advisory
bugs.debian.org / cgi-bin/bugreport.cgi
Mailing ListThird Party Advisory
bugzilla.redhat.com / show_bug.cgi
Issue TrackingThird Party Advisory
exchange.xforce.ibmcloud.com / vulnerabilities/91318
Third Party AdvisoryVDB Entry
github.com / numpy/numpy/blob/maintenance/1.8.x/doc/release/1.8.1-notes.rst
Third Party Advisory
github.com / numpy/numpy/commit/0bb46c1448b0d3f5453d5182a17ea7ac5854ee15
Third Party Advisory
github.com / numpy/numpy/pull/4262
Third Party Advisory
openwall.com / lists/oss-security/2014/02/08/3
Mailing ListThird Party Advisory
securityfocus.com / bid/65441
Third Party AdvisoryVDB Entry